Can opener



FIG. 1 is a top perspective view of the can opener showing my new design.

FIG. 2 is a side view thereof.

FIG. 3 is another side view thereof.

FIG. 4 is top view thereof.

FIG. 5 is a bottom view thereof.

FIG. 6 is another side view thereof.

FIG. 7 is another side view thereof; and,

FIG. 8 is a bottom perspective view thereof.

The broken lines showing other parts of a can opener form no part of the claimed design. 

CLAIM The ornamental design for a can opener, as shown and described. 